Goodwill And Intangible Assets (Summary Of Amortization Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Finite-Lived Intangible Assets [Line Items]
Intangible assets amortization	$ 150	$ 307	$ 225	$ 461
Beneficial Lease Amortization [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets amortization	21	21	43	65
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets amortization	$ 129	$ 286	$ 182	$ 396